Review Article
Comparison of Water Defluoridation Using Different Techniques
Table 1
Effects of drinking water fluoride contents on human health [
5].
| Fluoride level, mg/L | Health impact |
| <0.5 | Dental caries | 0.5–1.5 | Optimum dental health | 1.5–4.0 | Dental fluorosis | 4.0–10 | Dental and skeletal fluorosis | >10.0 | Crippling fluorosis |
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